CN106341010B - Manufacturing method, coil block and the motor of coil block - Google Patents
Manufacturing method, coil block and the motor of coil block Download PDFInfo
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- CN106341010B CN106341010B CN201610537110.0A CN201610537110A CN106341010B CN 106341010 B CN106341010 B CN 106341010B CN 201610537110 A CN201610537110 A CN 201610537110A CN 106341010 B CN106341010 B CN 106341010B
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/08—Forming windings by laying conductors into or around core parts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/06—Coil winding
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/06—Coil winding
- H01F41/071—Winding coils of special form
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/06—Coil winding
- H01F41/082—Devices for guiding or positioning the winding material on the former
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/06—Coil winding
- H01F41/09—Winding machines having two or more work holders or formers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/08—Forming windings by laying conductors into or around core parts
- H02K15/085—Forming windings by laying conductors into or around core parts by laying conductors into slotted stators
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
- H02K3/18—Windings for salient poles
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K37/00—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
- H01F41/10—Connecting leads to windings
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K37/00—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors
- H02K37/10—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of permanent magnet type
- H02K37/12—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of permanent magnet type with stationary armatures and rotating magnets
- H02K37/14—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of permanent magnet type with stationary armatures and rotating magnets with magnets rotating within the armatures
- H02K37/16—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of permanent magnet type with stationary armatures and rotating magnets with magnets rotating within the armatures having horseshoe armature cores
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/4902—Electromagnet, transformer or inductor
- Y10T29/49071—Electromagnet, transformer or inductor by winding or coiling
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Insulation, Fastening Of Motor, Generator Windings (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The present invention provides a kind of manufacturing method of coil block, and winding wire is wound in iron-core coil by above-mentioned coil block, and above-mentioned iron-core coil is equipped with core between the first mounting portion and the second mounting portion, and the manufacturing method of above-mentioned coil block is characterized in that having：The first step, the one end of fixed winding wire；The second step, with the first mounting portion of the first chuck clamping line circle iron core, and the whole region of core is made to expose, in this state, so that the first chuck is rotated and winding wire is made to be in close contact on one side with the end face of the first mounting portion, is wound in the end side of the core positioned at the first mounting portion side on one side；And the third step, with the second mounting portion of the second chuck clamping line circle iron core, and whole region corresponding with core is made to expose, in this state, so that the second chuck is rotated and winding wire is made to be in close contact on one side with the end face of the second mounting portion, the whole region for traversing core on one side is wound and forms coil part.
Description
Technical field
It is manufactured the present invention relates to the manufacturing method of the coil block for motors such as stepper motors, by the manufacturing method
Coil block and the motor for having the coil block.
Background technology
For example, being formed in the manufacturing method of the coil of coil part the winding wires such as electric wire are wound in core axis, it is known that
Following methods have as recorded in Japanese Unexamined Patent Publication 2003-133155 bulletins：Winding wire is cut to pre- by the first step
The both ends bending of the winding wire of the cut-out is formed flex portion by measured length；And the second step, using with to winding wire
Flex portion carry out locking chuck main body portion and the winding line chuck from its front end face core axis outstanding, make the folding of winding wire
In the state that pars convoluta is engaging in chuck main body portion, winding line chuck is made to rotate and wind winding wire in the periphery of core axis.
The manufacturing method of this coil forms the volume of limitation winding wire in the front end in the chuck main body portion of winding line chuck
Around the supporting surface of start-up portion, which forms spiral helicine inclined surface, and is projected upwards in the axis of core axis.To,
In the manufacturing method of the coil, winding line chuck is set to rotate and enclose winding wire in the periphery of core axis winding one, and then
When winding winding wire, in a manner of not interfering next winding wire, winding wire is carried out after the axis upward displacement of core axis
Winding.
In the case where the manufacturing method of this coil to be used for the manufacturing method of coil block of stepper motor, winding
Gap is generated between the winding wire of starting and the end face of substrate installation portion.
Invention content
The present invention is can wind the coil block that winding wire improves the performance of coil part well in core efficiency
Manufacturing method, the coil block that is manufactured by the manufacturing method and the motor for having the coil block.
One of mode of the present invention is a kind of manufacturing method of coil block, and winding wire is wound in line by above-mentioned coil block
Iron core is enclosed, above-mentioned iron-core coil is equipped with core, the manufacture of above-mentioned coil block between the first mounting portion and the second mounting portion
Method is characterized in that having：The first step, the one end of fixed above-mentioned winding wire；The second step is clamped with the first chuck
Above-mentioned first mounting portion of iron-core coil is stated, and the whole region of above-mentioned core is made to expose, in this state, makes above-mentioned first
Chuck rotates and makes above-mentioned winding wire on one side and the end face of above-mentioned first mounting portion is in close contact, and is wound on one side positioned at above-mentioned the
The end side of the above-mentioned core of one mounting portion side；And the third step, clamp the above-mentioned of above-mentioned iron-core coil with the second chuck
Second mounting portion, and corresponding with above-mentioned core whole region is made to expose, in this state, make above-mentioned second chuck rotate and
Make above-mentioned winding wire on one side and the end face of above-mentioned second mounting portion be in close contact, traverse on one side the whole region of above-mentioned core into
Row winds and forms coil part.
Description of the drawings
Fig. 1 is the enlarged plan view for indicating to apply the present invention to an embodiment of the stepper motor of wrist-watch.
Fig. 2A~Fig. 2 C indicate that the coil block of stepper motor shown in FIG. 1, Fig. 2A are its enlarged plan views, and Fig. 2 B are them
Enlarged side view, Fig. 2 C be Fig. 2A A-A to regarding enlarged cross-sectional view.
Fig. 3 A, Fig. 3 B indicate that the iron-core coil of coil block shown in Fig. 2 is mounted with that the state of circuit board, Fig. 3 A are them
Enlarged plan view, Fig. 3 B are its enlarged side views.
Fig. 4 A, Fig. 4 B indicate that iron-core coil shown in Fig. 3 A, Fig. 3 B, Fig. 4 A are its enlarged plan views, and Fig. 4 B are its amplifications
Side view.
Fig. 5 A~Fig. 5 F indicate that the manufacturing method of Fig. 2A~coil block shown in fig. 2 C, Fig. 5 A are indicated in the first step
In be mounted with that the figure of the state of circuit board, Fig. 5 B are the substrate installations indicated in the second step by iron-core coil in iron-core coil
The figure for the state that portion and circuit board are clamped with the first chuck together, Fig. 5 C be indicate to make in the second step the rotation of the first chuck from
And winding wire is wound in the figure of the state of roughly conical shape in the end side of the core positioned at board side, Fig. 5 D are tables
Show that the figure for the state for clamping the stator mounting portion of iron-core coil with the second chuck in the third step, Fig. 5 E are indicated in third
Make the rotation of second chuck in process to traverse the whole region winding winding wire of core and forms the state of coil part
Figure, Fig. 5 F be indicate substrate installation portion in the fourth step by iron-core coil and circuit board together with the first chuck clamp and incite somebody to action
The figure for the state that the end of winding wire is connect with Wiring pattern.
Fig. 6 A~Fig. 6 C indicate that the first chuck shown in Fig. 5 B, Fig. 6 A are its enlarged plan views, and Fig. 6 B are (left from front side
Side) enlarged front view that it is observed, Fig. 6 C are the enlarged side views from being carried out to it from side.
Fig. 7 A~Fig. 7 C expressions first chuck shown in Fig. 6 A~Fig. 6 C clamps the substrate installation portion of iron-core coil
State, Fig. 7 A are its enlarged plan views, and Fig. 7 B are the enlarged front views that its B-B direction regards, and Fig. 7 C are from being carried out to it from side
Enlarged side view.
Fig. 8 A~Fig. 8 C are indicated the substrate installation portion of iron-core coil in the second step shown in Fig. 5 B with the first chuck
The state of clamping, Fig. 8 A are its enlarged plan views, Fig. 8 B be its C-C to regarding enlarged front view, Fig. 8 C be from side to its into
The enlarged side view of row observation.
Fig. 9 A~Fig. 9 C are indicated in the second step shown in Fig. 5 C, and the first chuck is made to rotate and winding wire is wound in volume
The state of core, Fig. 9 A are its enlarged plan views, Fig. 9 B be its D-D to regarding enlarged front view, Fig. 9 C be from side to its into
The enlarged side view of row observation.
Figure 10 A~Figure 10 C indicate to be installed the stator of iron-core coil with the second chuck in the third step shown in Fig. 5 D
The state that portion clamps, Figure 10 A be its enlarged plan view, Figure 10 B be its E1-E1 to regarding enlarged front view, Figure 10 C are its F1-
F1 to regarding enlarged cross-sectional view.
Figure 11 A~Figure 11 C expressions second chuck shown in Figure 10 A~Figure 10 C presss from both sides the stator mounting portion of iron-core coil
Tight state, Figure 11 A are its enlarged plan views, Figure 11 B be its E2-E2 to regarding enlarged front view, Figure 11 C be its F2-F2 to
Depending on enlarged cross-sectional view.
Figure 12 A~Figure 12 C indicate to be installed the stator of iron-core coil with the second chuck in the third step described in Fig. 5 D
The state that portion clamps, Figure 12 A are its enlarged plan views, Figure 12 B be its G-G to regarding enlarged front view, Figure 12 C are from side pair
Its enlarged side view observed.
Figure 13 A~Figure 13 C indicate to make the second chuck rotate and winding wire is traversed volume in the third step described in Fig. 5 E
The state of the whole region winding of core, Figure 13 A are its enlarged plan views, Figure 13 B be its H-H to regarding enlarged cross-sectional view, figure
13C is the enlarged side view from being carried out to it from side.
Figure 14 A~Figure 14 C indicate to be installed the substrate of iron-core coil with the first chuck in the fourth step shown in Fig. 5 F
Portion clamps, and then the state that the other end of winding wire is connect with other Wiring patterns, Figure 14 A are its enlarged plan view, Figure 14 B
Its J-J to regarding enlarged cross-sectional view, Figure 14 C are the enlarged side views from being carried out to it from side.
Figure 15 is the enlarged plan view for indicating to have used the first variation of the stepper motor of the coil block of the present invention.
Figure 16 is the enlarged plan view for indicating to have used the second variation of the stepper motor of the coil block of the present invention.
Specific implementation mode
Hereinafter, referring to Fig.1~Figure 14, says to applying the present invention to an embodiment of stepper motor for wrist-watch
It is bright.
As shown in Figure 1, stepper motor M have coil block 1, be installed on the coil block 1 stator 2 and can
Stepping is rotatably configured at the rotor 3 of the rotor hole 2a of the stator 2.
As shown in Fig. 1~Fig. 4 B, coil block 1 has iron-core coil 4.The iron-core coil 4 is by the gold containing magnetic material
Belong to plate to be formed, as shown in Fig. 3 A, Fig. 3 B and Fig. 4 A, Fig. 4 B, there is the substrate installation portion 5 as the first mounting portion, as the
The stator mounting portion 6 of two mounting portions and the core 7 being formed between them.Core 7 is configured to, and is formed as section four
The band plate-like of side shape, and form coil part 9 by winding winding wire 8 in its periphery.
In this case, as shown in Fig. 2A~Fig. 2 C and Fig. 3 A, Fig. 3 B, coil part 9 is with across the periphery for being wound in core 7
The thin insulating trip (not shown) of thickness, the mode that winding wire 8 is wound in core 7 constitutes.In addition, the coil part 9 is with such as
Lower state is set to core 7, that is, one end (being in fig. 2 right part) installs via insulating film (not shown) with substrate
The end in portion 5 does not generate to be in close contact with gap, the other end (being in fig. 2 left part) via insulating film (not shown) with
The end of stator mounting portion 6 does not generate to be in close contact with gap.
In addition, as shown in Figure 2 C, sticker 9a is equipped in the periphery of the coil part 9.Sticker 9a is for preventing coil
The winding of the winding wire 8 in portion 9 is loose, to be accommodated in each tangent line (above and below shown in fig. 2 C and left and right of the outer diameter of coil part 9
Four tangent lines) mode in area encompassed, be coated on the peripheral surface of coil part 9.To even if coil part 9 is outside it
Sticker 9a is arranged in circumferential surface, can also be constituted in such a way that global shape is minimal size.
As shown in Fig. 2A~Fig. 4 B, substrate installation portion 5 is formed as the general triangular than 7 wide cut of core, and is configured to
It is equipped with mounting hole 5a in its base side (being in Figure 4 A lower avris).The substrate installation portion 5 be configured on it surface via gold
Belong to 11 mounting circuit boards 10 of liner component processed.Circuit board 10 is formed as shape identical with substrate installation portion 5, and is configured at it
Base side (being in figure 3 a lower avris) is correspondingly equipped with mounting hole on the same axis with the mounting hole 5a of substrate installation portion 5
10a。
As shown in Fig. 1~Fig. 3 B, a pair of of Wiring pattern 12a, 12b are formed in the upper surface of the circuit board 10.At these
In a pair of of Wiring pattern 12a, 12b, the Wiring pattern 12a of a side is connect with the one end 8a of the winding wire 8 of coil part 9.In addition,
The Wiring pattern 12b of another party is connect with the other end 8b of the winding wire 8 of coil part 9.Coil part 9 is configured to as a result, via
A pair of of Wiring pattern 12a, 12b of circuit board 10, from motor driving source supply electric current (not shown), to generate magnetic field.
In this case, as shown in Fig. 2A~Fig. 2 C and Fig. 3 A, Fig. 3 B, the thickness of liner component 11 forms to install than substrate
The thickness in portion 5 is thick, and it is shaped so as to shape identical with substrate installation portion 5 and circuit board 10.In the liner component 11
Base side is correspondingly equipped with installation on the same axis with the mounting hole 10a of the mounting hole 5a of substrate installation portion 5 and circuit board 10
Hole 11a.In addition, in the end positioned at 7 side of core of the liner component 11, in order to prevent due to the damaging contact of winding wire 8
Caused conducting is equipped with above-mentioned insulating film (not shown).
In addition, as shown in Fig. 2A~Fig. 4 B, the stator mounting portion 6 of iron-core coil 4 is formed as than 7 wide cut of core substantially
Quadrangle.It is equipped with mounting hole 6a in the central part of the stator mounting portion 6.In addition, the end of 7 side of core of the stator mounting portion 6
Portion is configured to, via the above-mentioned insulating film (not shown) for preventing from being connected because of caused by the damaging contact of winding wire 8, with
The state that the end of coil part 9 is in close contact is configured.
On the other hand, stator 2 is formed by the metallic plate containing magnetic material identically as iron-core coil 4, and such as Fig. 1 institutes
Show, consist of, in the state of parallel with coil part 9, both ends are installed on substrate installation portion 5 and stator mounting portion 6.
That is, the stator 2 is configured to, one end (being in Fig. 1 right part) is installed on substrate installation portion 5, and the other end is (in Fig. 1
For left part) it is installed on stator mounting portion 6.In the middle part of the stator 2, perforation ground is equipped with rotor hole 2a in a thickness direction.
As shown in Figure 1, rotor 3 is configured to, configured with the state that can be rotated in the rotor hole 2a of stator 2.That is,
The rotor 3 is configured to, in the cylindric magnet 3b of armature spindle 3a settings, the armature spindle at the position positioned at the upside of magnet 3b
Pinion gear 3c is arranged in 3a, is configured with the magnet 3b states that can be rotated in the rotor hole 2a of stator 2.
Stepper motor M is configured to as a result, in Fig. 1, in a pair of of wiring via the circuit board 10 set on coil block 1
When pattern 12a, 12b to supply electric current to the winding wire 8 of coil part 9, alternating magnetic field, and the alternation magnetic are generated in coil part 9
Field is conducted to stator 2, and the magnet 3b of rotor 3 is due to conducting to the alternating magnetic field of the stator 2 and in the rotor hole 2a of stator 2
Intermittence rotation, to which rotor 3 carries out stepping rotation.
Next, the manufacturing method of the coil block 1 to manufacturing this stepper motor M illustrates.
As shown in Fig. 5 A~Fig. 5 C, the manufacturing method of the coil block 1 has：The first step, in the base of iron-core coil 4
5 mounting circuit boards 10 of plate mounting portion, and the one end 8a of the Wiring pattern 12a connections winding wire 8 in a side of the circuit board 10；
And the second step, the substrate installation portion 5 of iron-core coil 4 and circuit board 10 are clamped with the first chuck 15 together, and make this
First chuck 15 rotates and is wound in winding wire 8 end side of the core 7 positioned at 5 side of substrate installation portion.
In addition, as shown in Fig. 5 D~Fig. 5 F, the manufacturing method of the coil block 1 has：The third step, by iron-core coil
4 stator mounting portion 6 is clamped with the second chuck 16, and the whole region for making second chuck 16 rotate and traversing core 7 twines
Around winding wire 8, to form coil part 9；And the fourth step, by the another of the other end 8b of winding wire 8 and circuit board 10
The Wiring pattern 12b connections of one side, and in the periphery of coil part 9 coating sticker 9a.
In addition, as shown in Fig. 3 A, Fig. 3 B and Fig. 5 A, in the first step of the manufacturing method of the coil block 1, online
The substrate installation portion 5 of iron core 4 is enclosed via 11 mounting circuit boards 10 of liner component, in a pair of of Wiring pattern set on the circuit board 10
The Wiring pattern 12a of a side in 12a, 12b connects the one end 8a of winding wire 8 by thermo-compression bonding joint.
At this point, as shown in Fig. 3 A and Fig. 3 B, because substrate installation portion 5, liner component 11 and circuit board 10 are identical
Shape, so, liner component 11, the build-up wiring board 10 on the liner component 11 are overlapped in substrate installation portion 5, at this point, making
Correspond on identical side for all peripheral surfaces of their profile.
In addition, in the first step, wound in the periphery of core 7 for preventing due to the damaging contact of winding wire 8
The insulating trip (not shown) of caused conducting.In addition, at this time in each of substrate installation portion 5, liner component 11 and circuit board 10
The insulating film (not shown) for preventing from being connected because of caused by the damaging contact of winding wire 8 is arranged in end face, and pacifies in stator
The end face in dress portion 6 is also provided with identical insulating film (not shown).
Then, as shown in Fig. 5 B and Fig. 8 A~Fig. 8 C, in the second step, by 5 He of substrate installation portion of iron-core coil 4
When circuit board 10 is clamped with the first chuck 15 together, the whole region of core 7 is made to expose.In this case, such as Fig. 6 A~Fig. 6 C
And shown in Fig. 7 A~Fig. 7 C, the first chuck 15 has：Board positioning part 17 determines the substrate installation portion 5 of iron-core coil 4
Position；And a pair seizes claw 18 on both sides by the arms, in 7 side of core for the substrate installation portion 5 for making to located by the board positioning part 17
Open-ended and in the state of exposing, substrate installation portion 5 and circuit board 10 are clamped from its both sides together and are covered in circuit
On the edge part of plate 10.
As a result, as shown in Fig. 5 B and Fig. 8 A~Fig. 8 C, in the second step, by the substrate installation portion 5 of iron-core coil 4
When being clamped together with the first chuck 15 with circuit board 10, make positioned at the substrate installation portion 5 of 7 side of core, liner component 11 and
Each end face of circuit board 10 is so that it seizes the corresponding positioned at each end face of 7 side of core of claw 18 on both sides by the arms with a pair of the first chuck 15
Expose in the state on substantially the same face.
That is, as shown in Fig. 8 A~Fig. 8 C, a pair positioned at 7 side of core of the first chuck 15 seizes each end face of claw 18 on both sides by the arms
Relative to each end face of the substrate installation portion 5, liner component 11 and the circuit board 10 that are superimposed with each other positioned at 7 side of core, to volume
7 side of core is slightly prominent with the length of the line footpath much shorter than winding wire 8.
As a result, as shown in Fig. 8 A~Fig. 8 C, when winding wire 8 is wound in core 7, it is located at a pair of 7 side of core
Seize substrate installation portion 5, liner component 11 and the circuit board 10 that each end face of claw 18 is not superimposed with each other with winding wire 8 on both sides by the arms
The mode that each end face tangles guides winding wire 8.
As shown in Fig. 8 A~Fig. 8 C, in the second step, by the substrate installation portion 5 and circuit board 10 of iron-core coil 4
When being clamped together with the first chuck 15, the winding wire 8 that one end 8a is connected to the Wiring pattern 12a of circuit board 10 blocks across first
A pair of disk 15 seizes claw 18 on both sides by the arms and is directed to 7 side of core.
In this case, as shown in Fig. 6 A~Fig. 8 C, seizes claw 18 on both sides by the arms in a pair and semi arch is equipped with minimal height
The winding wire of shape guides protection portion 19, the winding wire that protection portion 19 is guided to have for preventing the wiring with a side of circuit board 10
The circular arch of the winding wire 8 of pattern 12a connections and the portion contacts of circuit board 10.Winding wire guiding protection portion 19 is configured to,
A pair is seized claw 18 on both sides by the arms and is moved along the direction that circuit board 10 is located remotely from each other, and seizes claw 18 on both sides by the arms to substrate installation releasing a pair
When the clamping in portion 5, the semicircular arc-shaped contact surface 19a directions contacted with winding wire 8 are inclined from the direction that winding wire 8 is gradually distance from
Tiltedly.
In addition, as shown in Fig. 5 C and Fig. 9 A~Fig. 9 C, in the second step, by 5 He of substrate installation portion of iron-core coil 4
Circuit board 10 together with the first chuck 15 clamp, make first chuck 15 rotate and winding wire 8 is wound in substrate installation portion 5
It is more and towards stator mounting portion to form the number of turns of winding wire 8 that is contacted with the end of substrate installation portion 5 when the core 7 of side
Winding wire 8 is wound in core 7 by the mode for the conical shaped that the 6 side number of turns gradually decrease.
That is, as shown in Fig. 5 C and Fig. 9 A~Fig. 9 C, winding wire 8 is wound in positioned at substrate making the first chuck 15 rotate
When the end side of the core 7 of 5 side of mounting portion, the first chuck 15 is set to be moved repeatedly in the axial direction of core 7, and then make winding
8 one side of line and each end face of substrate installation portion 5, liner component 11 and circuit board 10 are in close contact, and are wound in core on one side
7, to more and towards the 6 side number of turns of stator mounting portion to form the number of turns of winding wire 8 contacted with the end of substrate installation portion 5
Winding wire 8 is wound in core 7 by the mode of the conical shaped gradually decreased.
As a result, as shown in Fig. 5 C and Fig. 9 A~Fig. 9 C, winding wire 8 is wound in, in the core positioned at 5 side of substrate installation portion
The outer diameter of part more than the number of turns for the winding wire 8 that 7 end side is wound becomes identical with the outer diameter of aftermentioned coil part 9 big
It is small.Under the state, it will not be generated between each end face and winding wire 8 in substrate installation portion 5, liner component 11 and circuit board 10
Gap.
Then, as shown in Fig. 5 D and Figure 12 A~Figure 12 C, in the third step, the stator mounting portion 6 of iron-core coil 4 is used
Second chuck 16 clamps.Although at this point, can also keep clamping on first chuck 15 of the substrate installation portion 5 of iron-core coil 4
State makes the clamping of the substrate installation portion 5 of iron-core coil 4 first chuck 15 to be detached from however, it is preferred to release the first chuck 15.
In this case, as shown in Figure 10 A~Figure 10 C and Figure 11 A~Figure 11 C, the second chuck 16 has：Stator positioning region
20, there is the end that the stator mounting portion 6 positioned at 7 side of core is positioned such that the stator mounting portion 6 of iron-core coil 4
The location indentations 20a of exposing；And stator press section 21, by the stator mounting portion 6 that located by the stator positioning region 20 by
It is depressed into stator positioning region 20.
When being clamped the stator mounting portion 6 of iron-core coil 4 with second chuck 16, such as Fig. 5 D and Figure 12 A~Figure 12 C institutes
Show, the end for being located at the stator mounting portion 6 of 7 side of core and the end face positioned at 7 side of core of the second chuck 16 correspond to greatly
It causes on the same face, to expose the whole region of core 7.
That is, as shown in Fig. 5 D and Figure 12 A~Figure 12 C, the end face positioned at 7 side of core of the second chuck 16, relative to
Corresponding stator mounting portion 6 end, it is slightly prominent with the length than the line footpath much shorter of winding wire 8 to 7 side of core.By
This, when winding wire 8 is wound in core 7, the end face positioned at 7 side of core of the second chuck 16 is not determined with winding wire 8
The mode that the end face of sub- mounting portion 6 tangles guides winding wire 8.
In addition, in the third step, second chuck 16 of the stator mounting portion 6 of iron-core coil 4 is clamped, make this
When two chucks 16 rotate and winding wire 8 is wound in core 7, as shown in Fig. 5 E and Figure 13 A~Figure 13 C, make the second card on one side
Disk 16 moves back and forth in the axial direction of core 7, and winding wire 8 is wound in core 7 on one side, and make 8 one side of winding wire with
The end face of stator mounting portion 6 is in close contact, and the whole region for traversing core 7 on one side is wound, to form coil part 9.
At this point, on one side by the second chuck 16 come the reciprocating movement in the axial direction of the core 7 of control coil iron core 4, one
While the whole region winding winding wire 8 of core 7 is traversed, to make the uniform external diameter of coil part 9.Coil part 9 is formed as a result,
Section is roughly circular, and the uniform outer diameter of the whole region for traversing core 7.In addition, as shown in Fig. 3 A, Fig. 3 B, the coil part 9
End be in close contact via the end of insulating film (not shown) and stator mounting portion 6, to be formed as with stator mounting portion 6
Between do not generate gap.
Then, as shown in Fig. 5 F and Figure 14 A~Figure 14 C, in the fourth step, using the first chuck 15 again by coil iron
The substrate installation portion 5 and circuit board 10 of core 4 clamp together.Although at this point, or stator is installed using the second chuck 16
The state that portion 6 clamps makes the clamping of stator mounting portion 6 second chuck 16 to be detached from however, it is preferred to release the second chuck 16.
Under the state, by the other end 8b of the winding wire 8 of coil part 9 by thermo-compression bonding joint with another party set on circuit board 10
Wiring pattern 12b connections.
In addition, in this state, as shown in Figure 2 C, sticker 9a is coated in the periphery of coil part 9, to prevent coil part
The winding of 9 winding wire 8 is loose.At this point, to be accommodated on each tangent line (above and below shown in fig. 2 C and left side of the outer diameter of coil part 9
Four right tangent lines) mode in area encompassed, coating sticker 9a.To which 9 global shape of coil part is substantially prism
Shape, and be formed as minimal size.
In this state, a pair for opening the first chuck 15 seizes claw 18 on both sides by the arms, and iron-core coil 4 is unloaded from the first chuck 15
Substrate installation portion 5.Thus coil block 1 is made.As long as in addition, each tangent line (Fig. 2 Cs of the sticker 9a in the outer diameter of coil part 9
Shown in up and down and four tangent lines of left and right) in area encompassed, can also only be coated with a part.In addition, due to being produced into
This reduction etc., can also omit the fourth step.
As a result, according to the manufacturing method of the coil block 1 of this stepper motor M, in the base of iron-core coil 4 in the first step
5 mounting circuit boards 10 of plate mounting portion, and the one end 8a of the Wiring pattern 12a connections winding wire 8 in a side of the circuit board 10.
In the second step, the substrate installation portion 5 of iron-core coil 4 and circuit board 10 are clamped with the first chuck 15 together, and make this
One chuck 15 rotates and 8 one side of winding wire is made to be in close contact with each end face of substrate installation portion 5 and circuit board 10, is wound on one side
Positioned at the end side of the core 7 of 5 side of substrate installation portion.In the third step, by the stator mounting portion 6 of iron-core coil 4 with
Two chucks 16 clamp, and so that second chuck 16 is rotated and 8 one side of winding wire and the end face of stator mounting portion 6 is made to be in close contact, and one
While the whole region for traversing core 7 is wound, to form coil part 9.In the fourth step, by the winding of coil part 9
The other end 8b of line 8 is connect with the Wiring pattern 12b of another party of circuit board 10, and is coated with and is adhered in the periphery of coil part 9
Agent 9a.Thereby, it is possible to wind winding wire 8 well in 7 efficiency of core, to improve the performance of coil part 9.
That is, in the manufacturing method of the coil block 1, make in the second step by 5 He of substrate installation portion of iron-core coil 4
The first chuck 15 rotation that circuit board 10 is clamped together, and then 8 one side of winding wire and substrate installation portion 5 and circuit board can be made
10 each end face is in close contact, and is wound in the end side of the core 7 positioned at 5 side of substrate installation portion on one side.In addition, in third work
Make to rotate on the second chuck 16 that the stator mounting portion 6 of iron-core coil 4 is clamped in sequence, so can make 8 one side of winding wire with
The end face of stator mounting portion 6 is in close contact, and the whole region for traversing core 7 on one side is wound, thus, it is possible to form coil
Portion 9.
Therefore, winding wire 8 is wound to the whole region that in manufacturing method, can traverse core 7 in the coil block 1,
It therefore can be between substrate installation portion 5 and each end face and the end of corresponding coil part 9 of circuit board 10, Yi Ji
Do not generated between stator mounting portion 6 and the end of corresponding coil part 9 with gap, traverse the whole region of core 7
It is wound, therefore, it is possible to winding winding wire 8 well in 7 efficiency of core, is generated in coil part 9 so as to increase
Magnetic flux, therefore the performance of coil part 9 can be improved.
In this case, in the second step, by the substrate installation portion 5 of iron-core coil 4 and circuit board 10 together with first
When chuck 15 clamps, make the end face positioned at the substrate installation portion 5 of 7 side of core and each end face and the first chuck 15 of circuit board 10
Expose corresponding on substantially the same face, so as to make the first chuck 15 rotate on one side, winding wire 8 is wound in volume on one side
When core 7, winding wire 8 is set to be in close contact with each end face of substrate installation portion 5 and circuit board 10, so as in substrate installation portion
Do not generated between 5 and each end face and the end of coil part 9 of circuit board 10 with gap, 7 efficiency of core wind well around
Group line 8.
That is, the first chuck 15 positioned at the end face of core 7, relative to corresponding substrate installation portion 5 and circuit board
10 each end face, it is slightly prominent with the length than the line footpath much shorter of winding wire 8 to 7 side of core, to be twined by winding wire 8
When being around in core 7, can not it be tangled in each end face of the substrate installation portion 5 and circuit board 10 that are superimposed with each other with winding wire 8
Mode, the first chuck 15 end face guide winding wire 8.
In addition, in the second step, blocked together by first by the substrate installation portion 5 of iron-core coil 4 and circuit board 10
When disk 15 clamps, the winding wire 8 being connect with Wiring pattern 12a is directed to 7 side of core across the first chuck 15, thus
When winding wire 8 is wound in core 7, can by the first chuck 15 come prevent from being connected to the winding wire 8 of Wiring pattern 12a with
The portion contacts of circuit board 10, so as to prevent the broken string of winding wire 8.
That is, the first chuck 15 used in the second step has：Board positioning part 17, to iron-core coil 4
Substrate installation portion 5 is positioned；And a pair seizes claw 18 on both sides by the arms, in the substrate peace for making to located by the board positioning part 17
The open-ended of 7 side of core in dress portion 5 and in the state of exposing, by substrate installation portion 5 and circuit board 10 together from they
Both sides are clamped and are covered on the edge of circuit board 10, as a result, by substrate installation portion 5 and circuit board 10 together with the first chuck
When 15 clamping, the whole region of the core 7 of iron-core coil 4 can be made reliable and exposed well.
In this case, seizing claw 18 on both sides by the arms in a pair is arranged semicircular arc-shaped winding wire guiding protection portion 19, it is used to prevent
The winding wire 8 being connect with the Wiring pattern 12a of the side in a pair of of Wiring pattern 12a, 12b of circuit board 10 and circuit board 10
Portion contacts, to when winding wire 8 is wound in core 7 while stretching, squeeze winding wire 8 to semi arch
The winding wire of shape guides protection portion 19, so that it can be reliably prevented that winding wire 8 is extruded into the corner of the edge of circuit board 10
And break.
It is moved up along the direction that circuit board 10 is located remotely from each other in addition, the winding wire guides protection portion 19 to seize claw 18 on both sides by the arms in a pair
Dynamic, and when releasing a pair and seizing clamping of the claw 18 to substrate installation portion 5 on both sides by the arms, what is contacted with winding wire 8 semicircular arc-shaped contacts
Face 19a is tilted towards from the direction that winding wire 8 is gradually distance from, and is seized claw 18 on both sides by the arms in a pair as a result, and is located remotely from each other along circuit board 10
Direction on when moving, a pair, which seizes claw 18 on both sides by the arms, will not make winding wire 8 tangle and break, and can be smooth and release well a pair of
Seize clamping of the claw 18 to substrate installation portion 5 on both sides by the arms.
In addition, in the second step, in the end that winding wire 8 is wound in the core 7 positioned at 5 side of substrate installation portion
It is more with the number of turns for forming the winding wire 8 contacted with the end of substrate installation portion 5 when side, and gradually become towards 6 side of stator mounting portion
The mode of few roughly conical shape winds winding wire 8, thus, it is possible to which the end face more than the number of turns of winding wire 8 is made to be installed with substrate
Portion 5 and each end face of circuit board 10 is reliable and good close contact, so as to in substrate installation portion 5 and circuit board 10
The mode for not generating gap between each end face and the end of coil part 9, it is 8 efficiency of winding wire is good and be reliably wound in core
Portion 7.
In addition, in the third step of the manufacturing method of the coil block 1, used by the stator mounting portion 6 of iron-core coil 4
When second chuck 16 clamps, the end and the end face of the second chuck 16 that make the stator mounting portion 6 positioned at 7 side of core correspond to greatly
It causes to expose on the same face, it, can as a result, when winding wire 8 is wound in core 7 while so that the second chuck 16 is rotated
Winding wire 8 and the end face of stator mounting portion 6 is set to be in close contact.Thereby, it is possible in the end face of stator mounting portion 6 and coil part 9
Do not generated between end with gap, the whole region efficiency of traversing core 7 wind winding wire 8 well.
That is, the end face positioned at 7 side of core of the second chuck 16 of the third step is pacified relative to corresponding stator
The end in dress portion 6, it is slightly prominent with the length than the line footpath much shorter of winding wire 8 to 7 side of core, as a result, by winding wire 8
When being wound in core 7, the second chuck 16 can be passed through in such a way that winding wire 8 is not tangled by the end face of stator mounting portion 6
End face guides winding wire 8 well.
In this case, the second chuck 16 of the third step has：Stator positioning region 20 has and determines iron-core coil 4
Sub- mounting portion 6 is positioned such that the location indentations 20a positioned at the exposing of the end of the stator mounting portion 6 of 7 side of core；And it is fixed
The stator mounting portion 6 that located by the stator positioning region 20 is pressed into stator positioning region 20, existed as a result, by sub- press section 21
When stator mounting portion 6 is clamped with the second chuck 16, the corresponding with the whole region of core 7 of iron-core coil 4 can be made
Position is reliable and exposes well.
In addition, in the third step, when forming coil part 9 winding wire 8 is wound in core 7, on one side to by
The reciprocating movement of iron-core coil 4 in the axial direction of core 7 caused by two chucks 16 is controlled, and winds winding wire 8 on one side, by
This, even if can be incited somebody to action if winding wire 8 is wound in conical shaped by the end side of the core 7 positioned at 5 side of substrate installation portion
The outer diameter that the winding wire 8 that whole region by traversing core 7 is wound is formed by coil part 9 is formed as uniform size.
Moreover, in the fourth step of the manufacturing method of the coil block 1, in the periphery of coil part 9 coating sticker 9a
When, in a manner of being accommodated in each tangent line area encompassed of the outer diameter of coil part 9, it is coated with sticker 9a, thereby, it is possible to
The usage amount of sticker 9a is suppressed to minimum limit, and can be come with the minimal usage amount of sticker 9a it is reliable and
Prevent the winding of winding wire 8 loose well, in addition, can by the whole reduced profile of coil part 9 to minimum limit, so as to
It is enough to form 9 overall compact of coil part.
In addition, according to the coil block 1 produced in this way, each end face of winding wire 8 and substrate installation portion 5 and circuit board 10
It is in close contact, and winding wire 8 and the end face of stator mounting portion 6 are in close contact, therefore the whole region of core 7 can be traversed
Wind winding wire 8.Therefore, because the end in substrate installation portion 5 and each end face and corresponding coil part 9 of circuit board 10
Between and between stator mounting portion 6 and the end of corresponding coil part 9, do not generate with gap, imitate winding wire 8
Rate is wound in core 7 well, therefore can increase the magnetic flux generated in coil part 9, so as to improve coil part 9
Performance.
In this case, coil block 1 is equipped with liner component between the substrate installation portion 5 and circuit board 10 of iron-core coil 4
11, it is improved so as to the height by the liner component 11 by circuit board 10 relative to the thickness direction of coil part 9 to set
It is set to optimum height, and even if can be in substrate if circuit board 10 is improved relative to the thickness of the thickness direction of coil part 9
It is not generated between mounting portion 5 and each end face and the end of corresponding coil part 9 of circuit board 10 with gap, by winding wire 8
Efficiency is wound in core 7 well.
According to the stepper motor M for having this coil block 1, it is configured to have rotor hole 2a's in the installation of coil block 1
Stator 2, and the rotor hole 2a of the stator 2 can stepping rotatably configure rotor 3, to the coil part 9 of coil block 1 supply
Alternating magnetic field is generated to electric current, as a result, conducts the alternating magnetic field to stator 2, by conducting to the alternation magnetic of the stator 2
, rotor 3 can be made reliable and intermittent rotation well.
That is, in stepper motor M, the one end of stator 2 is installed on the stator mounting portion 6 of coil block 1, stator 2
The other end is installed on the substrate installation portion 5 of coil block 1, is equipped with and turns at the position of the stator 2 of the middle part positioned at the both sides
Sub-aperture 2a, thereby, it is possible to alternating magnetic field caused by the coil part 9 in coil block 1 is reliable and conduct well to stator
2, so as to keep rotor 3 reliable and rotate well.
In this case, the rotor 3 of stepper motor M is by the way that cylindric magnet 3b, and magnet 3b are arranged in armature spindle 3a
It is configured with the state that can be rotated in the rotor hole 2a of stator 2, to produced in the coil part 9 of coil block 1
When raw alternating magnetic field is guided to stator 2, by guiding the alternating magnetic field to the stator 2 that the magnet 3b of rotor 3 can be made fixed
Intermittent rotation in the rotor hole 2a of son 2, so as to keep rotor 3 smooth and carry out stepping rotation well.
In addition, in the above-described embodiment, although to being equipped with stator 2 in a coil block 1 and in the stator 2
Stepper motor Ms of the rotor hole 2a configured with rotor 3 is described, and but the invention is not restricted to this, can also be such as such as Figure 15
Shown in the second variation shown in first variation and Figure 16 constitute like that.
That is, the stepper motor M1 of first variation shown in figure 15 has：Two coil blocks 1 of parallel configuration, installation
In the two coil blocks 1 a stator 30 and can rotatably be configured at the stator 30 rotor hole 30a rotor 3.
In this case, stator 30 is configured to, have：First linking part 31, both ends are respectively arranged in two coil groups
Each stator mounting portion 6 of part 1；And second linking part 32, it is set to the middle part of first linking part 31 and is respectively arranged in
Each substrate installation portion 5 of two coil blocks 1 is equipped with rotor hole at the position that the first linking part 31 and the second linking part 32 intersect
30a。
In this stepper motor M1, alternation is generated supplying electric current to each coil part 9 of two coil blocks 1 respectively
When magnetic field, above-mentioned embodiment is compared, the magnetic of the alternating magnetic field generated respectively in these each coil parts 9 can be further increased
Flux, the alternating magnetic field are conducted to the first linking part 31 and the second linking part 32 of stator 30, pass through the conduction to two lines
The alternating magnetic field in circle portion 9 can be such that rotor 3 strongly rotates, therefore can improve the rotary force of rotor 3.
In addition, the stepper motor M2 of the second variation shown in Figure 16 has：Two coil groups 1, to overlap stator peace
The state arranged in series in dress portion 6；One stator 35 is installed on the two coil blocks 1；And rotor 3, it can be rotatably
It is configured at the rotor hole 35a of the stator 35.
In this case, stator 35 is configured to, have：First linking part 36, both ends are respectively arranged in two coil groups
Each substrate installation portion 5 of part 1；And second linking part 37, it is set to the middle part of first linking part 36, and be installed on two
The stator mounting portion 6 of a side after the overlapping of coil block 1 is set at the position that the first linking part 36 and the second linking part 37 intersect
There is rotor hole 35a.
In this stepper motor M2, also in the same manner as first variation, respectively to each coil of two coil blocks 1
When portion 9 supplies electric current and generates alternating magnetic field, above-mentioned embodiment is compared, can be further increased in these each coil parts 9
The magnetic flux of the alternating magnetic field generated respectively is conducted when by the alternating magnetic field to the first linking part 36 and second connection of stator 35
When portion 37, rotor 3 can be made strongly to rotate by the alternating magnetic field of two coil parts 9 of the conduction, turned therefore, it is possible to improve
The rotary force of son 3.
In addition, in the manufacturing method of the coil block 1 of above-mentioned embodiment, although to being used in the second step
A pair of first chuck 15 is seized the case where claw 18 is respectively equipped with semicircular arc-shaped winding wire guiding protection portion 19 on both sides by the arms and is chatted
It states, but the invention is not restricted to this, can also be configured to, and seizes any of claw 18 on both sides by the arms in a pair and seizes claw 18 on both sides by the arms equipped with half
The winding wire of arc-shaped guides protection portion 19.In addition, in the second step, it can also be in a manner of forming cone by winding wire
After 8 are wound in core 7, coating sticker prevents the winding of winding wire loose in turn.
In addition, in the fourth step, although the periphery of coil part 9 coating sticky material 9a come prevent coil part 9 around
The winding of group line 8 is loose, but its adhesion can also be made to prevent from winding by heated to winding wire 8 using hot sticky tie lines etc.
It is loose.In this case, not needing sticky material, coil part can be made to form minimal size.
Alternatively, it is also possible to which in the third step, the whole region that winding wire 8 is traversed to core 7 is wound and slightly larger landform
At coil part 9, then, in the fourth step, sticky material 9a, 9 (example of one side collapse coil portion are coated in the periphery of coil part 9
Such as, it is compressed to the specified size of short transverse and width direction on one side), periphery is bonded on one side.Due in winding wire and winding wire
Between there are gaps, therefore the gap can be filled up on one side, be compressed on one side.It therefore, can up to lucky specified size
The strictly high coil block of the winding line density of manufacture coil part consolidation.Coil part can also form minimal size.
In addition, in the above-described embodiment, although being carried out to the case where stepper motor M, M1, M2 applied to wrist-watch
Illustrate, but the present invention is not necessarily used to wrist-watch, can also apply to, for example, the various clocks such as travelling table, alarm clock, table clock, wall clock
Table.
More than, although an embodiment of the invention is illustrated, but the invention is not restricted to this comprising
Recorded invention and its equivalent range in claims.
Claims (19)
1. winding wire is wound between the first mounting portion and the second mounting portion and is equipped with volume by a kind of manufacturing method of coil block
The iron-core coil of core,
The manufacturing method of above-mentioned coil block is characterized in that having：
The first step, the one end of fixed above-mentioned winding wire；
Above-mentioned the first chuck of first mounting portion of above-mentioned iron-core coil is clamped, and makes the whole of above-mentioned core by the second step
A region is exposed, and in this state, so that above-mentioned first chuck is rotated and is made above-mentioned winding wire one side and above-mentioned first mounting portion
End face is in close contact, and is wound in the end side of the above-mentioned core positioned at above-mentioned first mounting portion side on one side；And
Above-mentioned the second chuck of second mounting portion of above-mentioned iron-core coil is clamped, and made and above-mentioned core pair by the third step
The whole region answered is exposed, and in this state, so that above-mentioned second chuck is rotated and above-mentioned winding wire is made to pacify on one side with above-mentioned second
The end face in dress portion is in close contact, and the whole region for traversing above-mentioned core on one side is wound and forms coil part.
2. the manufacturing method of coil block according to claim 1, which is characterized in that
In above-mentioned the first step, it is formed with the circuit board of Wiring pattern in the installation of above-mentioned first mounting portion, in the circuit board
Above-mentioned Wiring pattern connects the one end of above-mentioned winding wire,
In above-mentioned the second step, by above-mentioned first mounting portion and foregoing circuit plate of above-mentioned iron-core coil together with above-mentioned
When one chuck clamps, make each end face and above-mentioned first of above-mentioned first mounting portion and foregoing circuit plate positioned at above-mentioned core side
The end face of chuck corresponds on substantially the same face and exposes.
3. the manufacturing method of coil block according to claim 2, which is characterized in that
The end face positioned at above-mentioned core side of above-mentioned first chuck is relative to corresponding above-mentioned first mounting portion and above-mentioned
Each end face of circuit board, it is slightly prominent to above-mentioned core side.
4. the manufacturing method of coil block according to claim 2, which is characterized in that
In above-mentioned the second step, by above-mentioned first mounting portion and foregoing circuit plate of above-mentioned iron-core coil together with above-mentioned
When one chuck clamps, the above-mentioned winding wire being connect with above-mentioned Wiring pattern is directed to above-mentioned core across above-mentioned first chuck
Side.
5. the manufacturing method of coil block according to claim 2, which is characterized in that
Above-mentioned first chuck in above-mentioned the second step has：
Board positioning part positions above-mentioned first mounting portion of above-mentioned iron-core coil；And
A pair seizes claw on both sides by the arms, the end in the above-mentioned core side for above-mentioned first mounting portion for making to be positioned by the board positioning part
In the state of opening, above-mentioned first mounting portion is clamped from its both sides and is covered on the edge of foregoing circuit plate.
6. the manufacturing method of coil block according to claim 5, which is characterized in that
At least one of claw is seized on both sides by the arms in above-mentioned a pair and seizes claw on both sides by the arms equipped with winding wire guiding protection portion, and winding wire guiding is protected
Shield portion has the edge of the above-mentioned winding wire and foregoing circuit plate for preventing from connecting with the above-mentioned Wiring pattern of foregoing circuit plate
The circular arch of contact.
7. the manufacturing method of coil block according to claim 6, which is characterized in that
Above-mentioned winding wire guiding protection portion is seized claw on both sides by the arms in above-mentioned a pair and is moved in the direction away from each other along foregoing circuit plate, and
When seizing above-mentioned a pair on both sides by the arms claw and being released to the clamping of above-mentioned first mounting portion, what is contacted with above-mentioned winding wire semicircular arc-shaped connects
Contacting surface is tilted towards from the direction that above-mentioned winding wire is gradually distance from.
8. the manufacturing method of coil block according to claim 1, which is characterized in that
In above-mentioned the second step, above-mentioned winding wire is wound in the end side of the above-mentioned core positioned at above-mentioned first mounting portion side
When, to be formed more than the number of turns of the above-mentioned winding wire being in close contact with the end of above-mentioned first mounting portion and towards above-mentioned second installation
The mode for the roughly conical shape that the portion side number of turns gradually tails off, winds above-mentioned winding wire.
9. the manufacturing method of coil block according to claim 1, which is characterized in that
In above-mentioned the third step, when clamping above-mentioned second mounting portion of above-mentioned iron-core coil with above-mentioned second chuck, make
The end of above-mentioned second mounting portion positioned at above-mentioned core side corresponds to the end face of above-mentioned second chuck on substantially the same face
And expose.
10. the manufacturing method of coil block according to claim 9, which is characterized in that
End of the end face positioned at above-mentioned core side of above-mentioned second chuck relative to corresponding above-mentioned second mounting portion,
It is slightly prominent to above-mentioned core side with the length than the line footpath much shorter of above-mentioned winding wire.
11. the manufacturing method of coil block according to claim 1, which is characterized in that
Above-mentioned second chuck in above-mentioned the third step has：
Stator positioning region has and is positioned to above-mentioned second mounting portion of above-mentioned iron-core coil, and makes to be located at above-mentioned core
The location indentations that the end of above-mentioned second mounting portion of portion side is exposed；And
Above-mentioned second mounting portion positioned by the stator positioning region is pressed on said stator positioning region by stator press section.
12. the manufacturing method of coil block according to claim 1, which is characterized in that
In above-mentioned the third step, winds above-mentioned winding wire in the whole region for traversing above-mentioned core and form above-mentioned coil part
When, the reciprocating movement of the above-mentioned iron-core coil in the axial direction by above-mentioned second chuck to control above-mentioned core on one side, on one side
The whole region for traversing above-mentioned core winds above-mentioned winding wire.
13. the manufacturing method of coil block according to claim 2, which is characterized in that
Have the fourth step of the periphery for above-mentioned coil part of adhering,
In above-mentioned the fourth step, the other end of above-mentioned winding wire is connect with the above-mentioned Wiring pattern of foregoing circuit plate, and
It is coated with sticker in the periphery of above-mentioned coil part.
14. a kind of coil block, which is characterized in that
It is manufactured by the manufacturing method of the coil block described in claim 2.
15. coil block according to claim 14, which is characterized in that
Liner component is equipped between above-mentioned first mounting portion and foregoing circuit plate of above-mentioned iron-core coil.
16. a kind of motor, which is characterized in that have：
Coil block described in claim 14；
Stator is installed on above-mentioned coil block, and has rotor hole；And
Rotor, the above-mentioned rotor hole of said stator can be configured in a manner of stepping rotation.
17. motor according to claim 16, which is characterized in that
The one end of said stator is installed on above-mentioned second mounting portion of above-mentioned coil block, and the other end is installed on above-mentioned coil
Above-mentioned first mounting portion of component, the middle part in the two ends are equipped with above-mentioned rotor hole.
18. motor according to claim 16, which is characterized in that
Two above-mentioned coil blocks of parallel configuration,
Said stator has：
First linking part is respectively arranged in each above-mentioned second mounting portion of two above-mentioned coil blocks；And
Second linking part, is set to the middle part of first linking part, and be respectively arranged in two above-mentioned coil blocks it is each on
The first mounting portion is stated,
It is equipped with above-mentioned rotor hole in above-mentioned first linking part and the position that above-mentioned second linking part intersects.
19. motor according to claim 16, which is characterized in that
Two above-mentioned coil blocks of arranged in series,
Said stator has：
First linking part is respectively arranged in each above-mentioned first mounting portion of two above-mentioned coil blocks；And second linking part,
It is set to the middle part of first linking part, and is respectively arranged in each above-mentioned second mounting portion of two above-mentioned coil blocks,
It is equipped with above-mentioned rotor hole in above-mentioned first linking part and the position that above-mentioned second linking part intersects.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015-138828 | 2015-07-10 | ||
| JP2015138828 | 2015-07-10 | ||
| JP2016-058495 | 2016-03-23 | ||
| JP2016058495A JP6152906B2 (en) | 2015-07-10 | 2016-03-23 | Coil block manufacturing method, coil block, and motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106341010A CN106341010A (en) | 2017-01-18 |
| CN106341010B true CN106341010B (en) | 2018-10-19 |
Family
ID=57731566
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610537110.0A Active CN106341010B (en) | 2015-07-10 | 2016-07-08 | Manufacturing method, coil block and the motor of coil block |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US10491089B2 (en) |
| CN (1) | CN106341010B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000134901A (en) * | 1998-10-23 | 2000-05-12 | Aichi Electric Co Ltd | Permanent-magnet motor and its sensorless driving circuit |
| JP2013038936A (en) * | 2011-08-09 | 2013-02-21 | Casio Comput Co Ltd | Step motor |
| CN104467348A (en) * | 2013-09-20 | 2015-03-25 | 卡西欧计算机株式会社 | Stepping motor and timepiece provided with stepping motor |
| JP2015061473A (en) * | 2013-09-20 | 2015-03-30 | カシオ計算機株式会社 | Stepping motor and clock |
| CN104518636A (en) * | 2013-09-27 | 2015-04-15 | 卡西欧计算机株式会社 | Stepping motor and timepiece |
| CN204304733U (en) * | 2014-12-16 | 2015-04-29 | 深圳市兴飞良电机设备有限公司 | Coil winding machine |
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| US4497449A (en) * | 1982-06-11 | 1985-02-05 | Electric Power Research Institute, Inc. | Method of and arrangement for assembling electrical coils around transformer cores |
| US7142082B2 (en) * | 2000-09-14 | 2006-11-28 | Matsushita Electric Works, Ltd. | Electromagnetic device and high-voltage generating device and method of producing electromagnetic device |
| JP3640207B2 (en) | 2001-10-25 | 2005-04-20 | Ｔｄｋ株式会社 | Manufacturing method and apparatus for rectangular coil |
| US20070094863A1 (en) * | 2005-10-31 | 2007-05-03 | Yugen Kaisha Noc | Wound coil and surface-mounted coil |
| JP5873279B2 (en) * | 2011-09-28 | 2016-03-01 | 株式会社ダイヘン | Winding core manufacturing equipment |
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- 2016-07-08 CN CN201610537110.0A patent/CN106341010B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000134901A (en) * | 1998-10-23 | 2000-05-12 | Aichi Electric Co Ltd | Permanent-magnet motor and its sensorless driving circuit |
| JP2013038936A (en) * | 2011-08-09 | 2013-02-21 | Casio Comput Co Ltd | Step motor |
| CN104467348A (en) * | 2013-09-20 | 2015-03-25 | 卡西欧计算机株式会社 | Stepping motor and timepiece provided with stepping motor |
| JP2015061473A (en) * | 2013-09-20 | 2015-03-30 | カシオ計算機株式会社 | Stepping motor and clock |
| CN104518636A (en) * | 2013-09-27 | 2015-04-15 | 卡西欧计算机株式会社 | Stepping motor and timepiece |
| CN204304733U (en) * | 2014-12-16 | 2015-04-29 | 深圳市兴飞良电机设备有限公司 | Coil winding machine |
Also Published As
| Publication number | Publication date |
|---|---|
| US10491089B2 (en) | 2019-11-26 |
| US20170012512A1 (en) | 2017-01-12 |
| CN106341010A (en) | 2017-01-18 |
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